[SPARC64]: Move away from virtual page tables, part 1.

[deliverable/linux.git] / arch / sparc64 / mm / ultra.S

diff --git a/arch/sparc64/mm/ultra.S b/arch/sparc64/mm/ultra.S
index e4c9151fa116a16d2879a2a2243be64bb1e8e07d..22791f29552e5b3dac954f61ac2156fda113a3aa 100644 (file)
--- a/arch/sparc64/mm/ultra.S
+++ b/arch/sparc64/mm/ultra.S
@@ -453,64 +453,6 @@ xcall_flush_dcache_page_spitfire: /* %g1 == physical page address
        nop
        nop
 
-       .data
-
-errata32_hwbug:
-       .xword  0
-
-       .text
-
-       /* These two are not performance critical... */
-       .globl          xcall_flush_tlb_all_spitfire
-xcall_flush_tlb_all_spitfire:
-       /* Spitfire Errata #32 workaround. */
-       sethi           %hi(errata32_hwbug), %g4
-       stx             %g0, [%g4 + %lo(errata32_hwbug)]
-
-       clr             %g2
-       clr             %g3
-1:     ldxa            [%g3] ASI_DTLB_DATA_ACCESS, %g4
-       and             %g4, _PAGE_L, %g5
-       brnz,pn         %g5, 2f
-        mov            TLB_TAG_ACCESS, %g7
-
-       stxa            %g0, [%g7] ASI_DMMU
-       membar          #Sync
-       stxa            %g0, [%g3] ASI_DTLB_DATA_ACCESS
-       membar          #Sync
-
-       /* Spitfire Errata #32 workaround. */
-       sethi           %hi(errata32_hwbug), %g4
-       stx             %g0, [%g4 + %lo(errata32_hwbug)]
-
-2:     ldxa            [%g3] ASI_ITLB_DATA_ACCESS, %g4
-       and             %g4, _PAGE_L, %g5
-       brnz,pn         %g5, 2f
-        mov            TLB_TAG_ACCESS, %g7
-
-       stxa            %g0, [%g7] ASI_IMMU
-       membar          #Sync
-       stxa            %g0, [%g3] ASI_ITLB_DATA_ACCESS
-       membar          #Sync
-
-       /* Spitfire Errata #32 workaround. */
-       sethi           %hi(errata32_hwbug), %g4
-       stx             %g0, [%g4 + %lo(errata32_hwbug)]
-
-2:     add             %g2, 1, %g2
-       cmp             %g2, SPITFIRE_HIGHEST_LOCKED_TLBENT
-       ble,pt          %icc, 1b
-        sll            %g2, 3, %g3
-       flush           %g6
-       retry
-
-       .globl          xcall_flush_tlb_all_cheetah
-xcall_flush_tlb_all_cheetah:
-       mov             0x80, %g2
-       stxa            %g0, [%g2] ASI_DMMU_DEMAP
-       stxa            %g0, [%g2] ASI_IMMU_DEMAP
-       retry
-
        /* These just get rescheduled to PIL vectors. */
        .globl          xcall_call_function
 xcall_call_function: